Abstract: A method of preparing collagen active peptides with antiproliferative activity against cancer cells. The collagen active peptides are obtained by hydrolysis of papain and trypsin and a specific purifying process. The collagen active peptides have antiproliferative activity against cancer cells, such as ovarian carcinoma cells including SKOV3, OVCAR3, 436 and SRO82 and the prostate cancer cells including PC3, LnCAPC1, and LnCAPC2.

Abstract: A lighting apparatus and a method for manufacturing the same. A lighting apparatus is provided, including: a transparent portion including a first surface, a second surface and an edge connected to the first surface and the second surface, the edge including an inner surface with a preset shape; and a light source fixed on the transparent portion so that the inner surface receives light emitted by the light source and reflects it to at least one of the first surface and the second surface. The preset shape has a certain relationship with distribution of light emitted to the first surface and the second surface. The method for manufacturing just designs the preset shape during designing stage so as to satisfy requirements for distribution of the light emitted to the first surface and the second surface.

Abstract: An illumination system operable for use as a string of Christmas lights may include a plurality of lamps connected in series. Each lamp may include a lamp luminary, a lamp stem, a lamp holder, and a pair of cables connected to the lamp holder. The lamp stem may have an insertion portion. The lamp holder may have an accommodation space formed therein. When the lamp stem is disposed in the accommodation space, the insertion portion may be clamped between a pair of first protrusions to separate the protrusions. When the lamp stem is removed from the accommodation space, the pair of first protrusions may resume contact through the elastic nature of the cable and the protrusions. The illumination system may be simple in structure and may be convenient for use.

Abstract: A composite material of Angstrom-scale nanowire arrays in zeolite and its fabrication methods are provided. The zeolite can be prepared by a hydrothermal method and the Angstrom-scale nanowire arrays can be prepared by using zeolite as a template. The zeolite can have porous structures with an average pore size of 0.74 nm and the plurality of nanowires can have an average diameter smaller than 1 nm and can be dispersed on internal or external surfaces of the porous structures. The Angstrom-scale nanowire arrays can be made of aluminum (Al), gallium (Ga), zinc (Zn), or carbon (C). A composite material of the Angstrom-scale aluminum (Al), gallium (Ga), or zinc (Zn) nanowire arrays in zeolite can exhibit characteristics of one-dimensional (1D) superconductor.

Abstract: A gene knockin method and a kit for gene knockin are provided.

Abstract: A self-balancing pressure hull device, belonging to the field of pressure structure technology of deep-sea submersibles, being assembled by nesting, from inside to outside, a spherical inner housing, a spherical intermediate housing and a spherical outer housing around the sphere center, pairs of symmetric coaxial connecting shaft components being connected between the spherical inner housing and the spherical intermediate housing and between the spherical intermediate housing and the spherical outer housing, respectively; axes of the two pairs of connecting shaft components are perpendicular to each other so as to enable the spherical inner housing and the spherical intermediate housing to rotate relative to each other, and the spherical intermediate housing and the spherical outer housing to rotate relative to each other, and each of the connecting shaft components in the two pairs being provided with a spring damper for resisting the axial impact between each two adjacent housings.

Abstract: According to an example, a position of a pointer may be detected to be positioned over an icon of a plurality of selectable icons. A menu containing a set of sub-icons corresponding to the icon may be displayed and a first location and a second location of the displayed menu may be determined. A first line and a second line may be determined and a plurality of points in a movement of the pointer may be recorded. A third line that crosses the plurality of recorded points may also be determined. In response to a determination that the third line is within an area between the first line and the second line, the menu may continue to be displayed while the pointer passes over another icon of the plurality of selectable icons.

Abstract: An aerial imaging element in a teleprompter system, a teleprompter and a teleprompter device includes one or more optical elements that bend incident light of an image and form a real image in the air, and further includes one or more translucent reflectors. The aerial imaging element is convenient to manufacture and is low in cost; the aerial imaging element enables an image displayed therein to form a real image in the air, which can be seen only at a certain angle. The aerial imaging element is applied to the prompt of aspects, such as news broadcasting and lecture giving, which is convenient and does not influence viewing or video recording at the scene.

Abstract: A light beam adjusting device, a vehicle lamp and a motor vehicle are provided.

Abstract: The present invention discloses an LED panel light, including at least one light source module, an LED driver for powering the at least one light source module, and a light guide, where each light source module includes an LED light bar including a plurality of light emitting diodes and a light bar holder; the light bar holder includes a first fixing surface, a second fixing surface, and a mounting surface connecting the first fixing surface and the second fixing surface; the first fixing surface, the second fixing surface, and the mounting surface together form a groove; and the LED light bar is mounted on the mounting surface.

Abstract: To provide a power supply system to a two-dimensional communication sheet that can prevent generation of leakage power without lowering a power efficiency, there are included a two-dimensional communication sheet 1 that has an dielectric layer 11, a first conductor layer 12 covering a rear surface of the dielectric layer 11, and a second conductor layer 13 covering a front surface of the dielectric layer 11 and composed of a mesh-shaped wiring pattern; and a power supply port 16 for supplying power to the two-dimensional communication sheet 1, the power supply port 16 having a first power supply plate 163 provided separately at a rear side of the first conductor layer 12, a second power supply plate 164 provided at a position opposite to the first power supply plate 163 separately at a front side of the second conductor layer 13, a first power supply body 161 electrically connected with the first power supply plate 163, and a second power supply body 162 electrically connected with the second power supply pla

Abstract: The present disclosure relates to a system and method for MRI with respect to vessels and bleedings. The method may include exciting a region of interest by applying an RF pulse, wherein the region of interest includes a vessel region and a bleeding region. The method may further include acquiring a plurality of echo signals related to the region of interest. The method may further include generating one or more magnitude images based on the plurality of echo signals, generating a first image with respect to the vessel region based on the one or more magnitude images, generating one or more phase images based on the plurality of echo signals, and generating a second image with respect to a distribution of susceptibility of the bleeding region based on the one or more phase images.

Abstract: Exemplary embodiments or implementations are disclosed of methods, apparatus, and systems for operating motors in variable speed situations. In an exemplary implementation, a method of controlling a variable-speed motor includes defining a control duration as a predetermined number of cycles of a multiple-phase power supply. Each speed in a range of speeds is defined by a corresponding number of the cycles of the control duration. Power is provided to the motor from the power supply at a selected one of the speeds, by enabling input from the power supply for the number of the cycles of the control duration corresponding to the selected speed.

Abstract: A method comprises: sorbing a sample solution comprising nucleic acids to a sample receiving portion of a quartz fiber filter by contacting the sample solution with the sample receiving portion; and washing the sample receiving portion while keeping most of nucleic acids around the sample receiving portion by flowing a wash solution through the sample receiving portion under a wicking force directed away from the sample receiving portion. An associated apparatus is also provided.

Abstract: A self-balanced pressure hull device, belonging to the field of pressure structure technology of deep-sea submersibles, being assembled by nesting, from inside to outside, a spherical inner housing, a spherical intermediate housing and a spherical outer housing around the sphere centre, pairs of symmetric coaxial connecting shaft components being connected between the spherical inner housing and the spherical intermediate housing and between the spherical intermediate housing and the spherical outer housing, respectively; axes of the two pairs of connecting shaft components are perpendicular to each other so as to enable the spherical inner housing and the spherical intermediate housing to rotate relative to each other, and the spherical intermediate housing and the spherical outer housing to rotate relative to each other; and each of the connecting shaft components in the two pairs being provided with a spring damper for resisting the axial impact between each two adjacent housings.

Abstract: Embodiments of the present disclosure relate to methods and device for receiving PAM data stream. In an embodiment, a method comprises receiving a signal stream modulated with pulse amplitude modulation (PAM) associated with a plurality of bit patterns; determining boundary voltages for the plurality of bit patterns; and calibrating, based on the boundary voltages, a threshold voltage for use in recognition of the plurality of bit patterns. In this way, bit patterns may be accurately recognized based on the calibrated threshold voltage.

Abstract: An active antenna (100, 200, 300) comprising a driving loop with first (103) and second (105) sections, each of which extends between end points. Each end point of each section (103, 105) is connected to the closest end point of the other section by a reflection amplifier (101, 106). One reflection amplifier (106) comprises differential ports for signals to/from the active antenna. The active antenna also comprises a passive loop with first (107) and second (108) sections, each of which extends between end points. Each end point of each section (107, 108) is connected to the closest end point of the other section by a reflection amplifier (102, 104). The driving loop and the passive loop extend in parallel to each other and the first and the second section (103, 105; 107, 108) of each of the loops form separated complementary parts of a closed geometrical shape and are built in open waveguide technology.

Abstract: A method comprises: sorbing a sample solution comprising nucleic acids to a sample receiving portion of a quartz fiber filter by contacting the sample solution with the sample receiving portion; and washing the sample receiving portion while keeping most of nucleic acids around the sample receiving portion by flowing a wash solution through the sample receiving portion under a wicking force directed away from the sample receiving portion. An associated apparatus is also provided.

Abstract: The present invention discloses a lighting system, comprising: an emergency power supply assembly, a lighting assembly, at least one first electrical connection for connecting the emergency power supply assembly, and at least one second electrical connection for connecting the lighting assembly, wherein the at least one first electrical connector and the at least one second electrical connector work with each other to form a quick connection between the emergency power supply assembly and the lighting assembly. The present invention also discloses an emergency power supply assembly. The present invention further discloses a lighting assembly. The present invention also discloses a lighting system installation method.

Abstract: A method of detecting delamination of a composite component, the composite component having a plurality of plies and a plurality of z-pins extending through the composite component in a direction transverse to the plies. The method includes measuring one or more material properties of one or more of the z-pins. The measured material properties are compared to reference material properties. An estimation of whether delamination has occurred is performed based upon the comparison of the measured material properties and the reference material properties.